William Dunn

Quicksilver Resources, Inc. was engaged in the acquisition, exploration, development and production of onshore oil and gas in North America. It operated through the Midstream and Exploration & Production segments. The Midstream segment provided natural gas gathering and processing services. The Exploration and Production segment focused on oil and natural gas industry. The company was founded in 1997 and was headquartered in Chester, OH.

American Petroleum Institute (API) is the only national trade association that represents all aspects of America's oil and natural gas industry. Its more than 400 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry.

Lone Star Steel Co. manufactures steel tubular pipe and automobile components. The company provides alloy and carbon welded oil tubular goods, includes casing and production tubing which are used in the completion of production from oil and natural gas wells. The company is headquartered in Dallas, TX

Tubular Synergy Group LP is an independent stocking distributor of Oil Country Tubular Goods (OCTG) and Line Pipe. The private company is based in Addison, TX. The company offers a broad range of high quality, competitively priced welded (ERW) and seamless sizes and grades from domestic and international sources with API and premium connections. William Byron Dunn has been the CEO of the company since 2008.

GES-Global Energy Services, Inc. operates as a parent company with interests in designing and manufacturing mobile land drilling rigs, premium mud pump components and expendables and fully integrated AC and DC power systems. The firm f offers services through its subsidiaries. It provides products and services to its global client base through three business units such as drilling systems, power systems, and pressure systems. The company is headquartered in Dallas, TX.